877 results
Diagram of different types of bone tumors that can occur around the knee on XRay -
different types of bone ... Simple/unicameral bone ... • Aneurysmal bone ... osteoma • Ewing sarcoma ... docskalski #Knee #Bone
Representative X-ray appearance of a primary malignant bone tumor - Ewings Sarcoma
 • "Interrupted periosteal reaction
primary malignant bone ... tumor - Ewings Sarcoma ... Moth-eaten", permeative bone ... transition between bone ... tumor #Ewings #Sarcoma
Primary Bone Tumors - Differential Diagnosis Algorithm 

Metastatic - Most common tumour in adults
 - Breast
Primary Bone Tumors ... • Aneurysmal Bone ... Chondrosarcoma • Ewing's Sarcoma ... Histiocytoma #Primary #Bone ... #Bony #Tumors #
Bone Lesion on X-Ray - Differential Diagnosis Algorithm 
Exostotic
 • Osteochondroma
Asymptomatic &/or Non-Active Bone Scam
 •
Bone Lesion on X-Ray ... /or Non-Active Bone ... • Unicameral Bone ... • Aneurysmal Bone ... appearance) • Ewing's Sarcoma
Bone Tumor Location within the Skeleton

Epiphysis: 
Only a few lesions are located in the epiphysis, so
Bone Tumor Location ... degenerative subchondral bone ... Diaphysis: Ewing's sarcoma ... #Bone #Tumor #Location ... #Differential #Bony
Diagram of different types of bone tumors that can occur around the knee on XRay
Age <
different types of bone ... Simple/unicameral bone ... • Aneurysmal bone ... osteoma • Ewing sarcoma ... ) • Enostosis/bone
Presentation of malignant disease in children 
Pre-school (<5 years old) 
 - Acute lymphoblastic leukaemia
- Malignant bone ... - Soft tissue sarcomas
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
Leukemia - Ewing’s sarcoma ... granuloma - Synovial sarcoma ... - Aneurysmal bone
Ear Pain / Otalgia - Differential Diagnosis Algorithm
Referred Otaliga:
 • Via Vagus or Glossopharyngeal Nerves
 •
Osteomyelitis of Temporal Bone ... Carcinoma • Sarcoma
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
Diagnosis Framework Bone ... Osteosarcoma, Ewing sarcoma